Radio remote control unit



FIG. 1 shows a front perspective view of my design for a radio control unit;

FIG. 2 shows a rear perspective view thereof;

FIG. 3 shows a bottom view thereof;

FIG. 4 shows a top view thereof;

FIG. 5 shows a left view thereof; and,

FIG. 6 shows a right view. 

The ornamental design for a radio remote control unit, as shown and described. 